De, Nisit K. Electric machines and electric drives : problems with solutions Nisit K. De and Swapan K. Dutta - - India Prentice Hall of India 2012 - 393 ISBN: 9788120344242 Subjects--Topical Terms: ᅠElectric machineryElectric drivingᅠ Dewey Class. No.: 621.31042 DE-N